<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div>{{info}}</div>
<p></p>

<script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script>
<script>
  let v = new Vue({
    el:"body>div",
    data:{ //声明和页面元素进行绑定的数据
      info:"Hello Vue!!!"
    }
  })
</script>
</body>
</html>